Lectures in various Symposia, Workshop & Conferences - (International)
28.6.2018:Global Eye Genetis Consortium meeting at China, Chongqing
21-24.6.2018:SAARC Academy of Ophthalmolgy Conference at Kathmandu, Nepal 1.Talk on ‘ Gene therapy and Retinal stem cell therapy for Retinal Degeneration – where are we? 2.Talk on 200 glorious years of ophthalmology 3.Talk on Challenges on Pellet Ocular Trauma. 4.Talk on ‘ Updates on Global Eye Genetis Consortium’
16-19.6.2018:World Ophthalmology Congress at Barcelona 1.Chairman for session on Paediatric eye and adnexa trauma. 2.Talk on Sports injuries in children. 3.Chairman for session on ‘ update on management of posterior segment trauma 4.Talk on Pellet ocular trauma 5.Talk on Goals and Procedures on Indian Journal of Ophthalmology 6.Chairman for session on ‘ How to Publish a manuscript: tips and pitfalls 7.Talk on ‘Hand held applications in journal publishing
8.6.2018:13th Congress of International Ocular Trauma Society
-Chairperson for session on Joint session of the Asia-Pacific Ophthalmic Trauma Society (APOTS), the Ophthalmic Trauma Society of India (OTSI),and the International Society of Ocular Trauma (ISOT).
-Talk on ‘Leadership & Initiatives of OTSI & APOTS & collaboration with International Ocular Trauma Societies’
-Talk on ‘Management of patients with pellet gun-related ocular injuries in Kashmir’
-Talk on ‘Multi- step management in case of globe rupture’
30.4.18-2.5.18:Attended Retina International Scientific and Medical Advisory Board Meeting held during the Association for Research on Vision and Ophthalmology (ARVO) meeting at Honolulu. Talk on -“Impact of 777 Pellet Gun Ocular Injuries in Kashmir”
23-25.03.18:Cogan Ophthalmic History Society 31st Annual Meeting Tampa, Florid -Talk on 200 Glorious Years of Indian Ophthalmolog
8-11.02.18:Attended APAO 2018 33rd Asia-Pacific Academy of Ophthalmology Congress in conjunction with the 29th Hong Kong Ophthalmological Symposium held at the Hong Kong Convention and Exhibition Center, Hong Kong. Talk on –‘“Introduction (Including Cricket Ball Injuries) and Indian Experience” Talk on –‘“Management of Pellet Ocular Trauma” Asian Eye Genetics Meeting at 2018 Asia-Pacific Academy of Ophthalmology in Hong Kong
8-10.12.2017:APVRS 2017 at Malaysia Talk on ‘ Pellet Ocular Trauma’
24-25.11.2017:ESASO day on ‘New aspects of retinal diseases and glaucoma’ at Lublin, Poland.Talk in Trauma Course: Preoperative Assessment: Clinical Exam, Imaging, Case Selection.
11-14.11.2017:Attened American Academy of Ophthalmology Conference
1.IC course on Newer Advances in Vitreo-retinal Surgeries: Tools and Techniques along with Dr. Alay Bankar ,Dr. Tamer Mahmoud Dr. Rishi Singh ,Dr Stanislao Rizzo
2.Participated in Instruction course by Dr Rupesh Agrawal : Ophthalmic Trauma: Principles and Concepts.Gave talk on Nuts and bolts in management of intraocular foreign body ( video assisted)
27.10.2017:Attended Georgian-Indian Ophthalmology Day at Tbilisi State, Georgia Presentation Topic: Complications & Management in VR Surgeries
21-22.09.2017:Attended The Interregional Scientific and Practical Conference "Modern Technologies in Ophthalmology" dedicated to the 95th anniversary of the Udmurt Clinical Ophthalmological Hospital.Talk on : Recent advances in surgical management of proliferative diabetic retinopathy
Dec 2017:-Diabetic Macular Edema associations with multiple comorbidities: data from DIAMOND – ME study. International Diabetes Federation Congress Abu Dhabi. -Quantitative measurement of retinal thickness in diabetic retinopathy and qualitative correlation between the retinal thickness and visual acuity. Challenges in Diabetes 2017. Won Second Prize
13.9.2017:Quantitative measurement of retinal thickness in diabetic retinopathy and qualitative correlation between the retinal thickness and visual acuity.53rd EASD Annual Meeting Lisbon.
7-10.9.2017: EURETINA 2017 at Barcelona
1. Talk on ‘VR surgery for pellet ocular trauma –A great challenge’
2. Chairperson on session on ‘Complex Situations in Vitreo-Retina Practice: Learning from the Masters’
3. Talk on ‘Pellet ocular trauma - A challenge for VR surgeon’
4. Chairperson for session on ‘VitreoRetinal Surgery’
5. Talk on ‘Impact of 777 pellet gun ocular injuries in Kashmir’
11-13.8.2017: ASRS 2017 at Boston
1.Talk on ‘Management of Pellet ocular Trauma: A Challenge for Vitreo Retinal Surgeon "
2.Talk on ‘Impact of 777 Pellet Gun Ocular Injuries in Kashmir’
3.Talk on ‘An Interesting case of Open Globe Injury’
4. E-poster on ‘A Novel Intraocular Foreign Body Removal Forceps- The Claw’
12.6.2017:Diabetic Retinopathy Grade as a predictive marker of severity of Cardiovascular disease and Mortality.77th Annual American Diabetes Association Conference, San Diego.
29.5.2017–3.6.2017:Attended The ESASO module on “Intermediate & Advanced Surgical Retina” in Lugano as a faculty30/5: Talk on ‘ Pits and Pearls for principle steps of Vitrectomy’31/5; Wet-Lab/Dry-Lab video session 1/6: Talk 1- Management of vitreous traction with ocriplasmin or pneumatic vitreolysis Talk 2: Lamellar and full thickness Macular Hole repair techniques Talk 3: Scleral buckling for macular hole and macular schisis in high myopic eye Talk 4: Tamponades in macular surgery 2/6 : Talk 1: Tractional Retinal Detachment Talk 2: Submacular Surgery Talk 2 Complexities in Vitreoretinal Surgery
11-13.05.2017:9th "Mediterretina Club" International Meeting at Parma Italy
Talk on “Controversies in ocular trauma”
Talk on “An Epidemic of Pellet trauma (POT); A great challenge for Vitreo Retinal surgeon “
27-30.04.2017:FLOREtina Congress, at Florence Speech: Vitreous Surgery for Pellet Ocular Trauma
27-28.01.2017: 1st Conference of the Ophthalmology Journal – Update in Ophthalmology at Lublin, Poland
Chairperson for session on ‘Grey’s Anatomy’
Talk on ‘Update of ocular trauma-posterior segment’
27-28.1.2017:Attended 16th Afro – Asian Congress of Ophthalmology & 5th Mediterranean Retina Meeting at Istanbul, Turkey and gave lecture on “Densiron Infusion Sandwich Technique” during the session Retina Detachment.
14-19.10.2016:Attended American Academy of Ophthalmology Conference at McCormick Place, Chicago Delivered IC course on ‘27G- Way to go’ With other instructors : Prof. Dr. Marco Mura MD, Dr. Pravin U Dugel MD, Dr. Yusuke Oshima MD, Dr. Tamer Mahmoud MD
3-6.10.2016:International Symposium on Experimental Robotics (ISER 2016) at Tokyo Japan Talk on ‘Association of A69S missense polymorphism of ARMS2 gene with age-related macular degeneration in indian population’
24-30.08.2012: American Society of Retina Specialists (ASRS) Las Vegas
Conducted IC course at ASRS: Newer advances in vitreo-retinal surgeries
Poster presentation: Ozurdex in DME & Utility of fundus autofluorescence
Films: Densiron Infusion Sandwich Technique & Management of IPCV
12-13.06.2012: Attended 16th Afro – Asian Congress of Ophthalmology & 5th Mediterranean Retina Meeting at Istanbul, Turkey and gave lecture on “Densiron Infusion Sandwich Technique” during the session Retina Detachment.
31.05-03.06.12: APACRS Board of Officers meeting 2012 at the Shanghai International Convention Centre, China
26-28.04.2012: Servier/Serdia Paris meet
11-17.04.2012: Attended Asia Pacific Academy of Ophthalmology (APAO) Busan Conference and gave lecture on “Strategic Planning in Management of Traumatic Endophthalmitis”.
Video – “Pole to pole surgery in Ocular Trauma Cases”
12-14.01.2012: 7th Pan-Hellenic Vitreo-Retinal Meeting at Athens by Greek Vitreo Retinal Society
“Densiron in 23G Vitrectomy for chronic inferior RD Relevance of Scleral Buckling vs Vitrectomy in RD: My experience over 25 years”
16-17.12.2011: Tun Hussein National Eye Hospital, Malaysia
“Management of Ocular Trauma – A Dilema”
“Gauges through Ages – Modern Micro Incision Vitreo Retinal Surgery”
13-16.11.2011: IOIS Conference at Goa (India)
14-16.10.2011: APACRS, Seoul, Korea
16-17.09.2011: ICO Meeting, Malaysia
22-24.08.2011: American Society of Retina Specialists (ASRS) 29th Annual meeting at Boston, USA. #6096 Instructional Course. Practical Evidence-based Pearls in the Diagnosis and Management of Endophthalmitis. Surgical Management of Endogenous Endophthalmitis.
25-27.11.2010: 2nd Qatari Ophthalmology Conference on “Ocular Trauma”, Al Sharq Village and Spa, Doha, Qatar
18-19.09.2010: 9th International Advanced Vitreoretinal Surgery Course, Stockholm (Sweden)
23-27.06.2010: ISOT, Argentina – Ocular Trauma Pearls from India
- Stepwise Management of Ocular Trauma
- Open Floor : Interactive Session
18-19.03.2010: Participated in the VIII International Conference “Modern Technologies in Vitreoretinal Pathology Treatment – 2010” organized by Russian Society of Ophthalmologists held at Moscow. Topic “Use of heavy silicon oils in retinal detachments”.
23-26.10.2009: American Academy of Ophthalmology, San Francisco, CA, USA
American Academy of Ophthalmology the Board of Trustees presents this ACHIVEMENT AWARD to Dr. S. Natarajan, MD for many years of distinguished service in the programs of this society 2009.
AAO LDP – PAAO Curso Alumni Reception
Dr. Rajvardhan Azad’s Instruction Course “Minimally Invasive Vitreous Surgery: Sutureless 20 – 23 and 25 Gauge Systems.
30.9-04.10.09: RETINA CONGRESS 2009, The Sheraton Hotel, New York
Title: Macular Volumetric analysis on OCT following and Injection of intravitreal dexamethasone + avastin Vs IVTA in diabetic macular edema.
Title: Vitreoretinal Surgery – The Sutureless Way: Realization of a Dream
Presented two topic at ALCON Advancements in Surgical Technology & Efficiency
“Micro-current Neuromodulation (MCN) in Dry Age Related Macular Degeneration (AMD)”
11-13.07.08: Attended the 46th Annual Symposium of International Society for Clinical Electrophyisiology of Vision (ISCEV) at Morgantown, U.S.A and spoke on "Micro-current Neuromodulation in the Management of Dry Age Related Macular Degeneration".
28.06-02.07.08: Attended the World Ophthalmology Congress at Hong Kong and gave lecture on "Newer Illumination Systems for PPV".
13-15.06.08: Attended Mediterranean Retina III Meeting at Istanbul, Turkey and gave guest lecture on "Sutureless Vitreoretinal Surgery".
19-22.06.08: Attended the 21st Annual Conference of the German Retina Society held jointly with the 8th Symposium of the International Society of Ocular Trauma and spoke on "Two Step approach of Ocular Trauma".
22-25.05.08: Invited Guest Faculty at the Euretina Congress at Austria Center, Vienna, Austria and gave following lectures:
Intravitreal Anti VEGF in the management of coat's diseases in childhood
Innovation in the management of Ocular Truama - 2 step approach in Ocular Trauma Management.
Combined Phacos, Scleral Buckling with 23G Vitrectomy using Fibrin glue. Is the sutureless dream finally achieved?
15-18.05.08: Invited Guest Faculty at the 11th Vitreoretinal Symposium held at Marburg, Frankfurt, Germany and gave lecture on "Sutureless Vitreo Retinal Surgery".
02-06.04.08: Invited Guest Faculty at the Annual Conference of Regional Conference of Occupational Health, Malaysia and gave lecture on "Occupational Eye Injuries" during the programme Society of Occupational & Environmental Medicine.
13-15.09.07: Attended Ravenna International Courses in Ophthalmology at Ravenna, Italy and gave lecture on "Management of Intra-Ocular Foreign Body Traumatic Endophthalmitis".
06-08.07.07: International Conference of Manual Small Incision Cataract Surgeons (MSICS) at Kuala Lumpur, Malaysia. Theme: "VISION UNIVERSAL - Prevention of Blindness & Sight for All". Symposium on "Management of Dislocated IOL".
31.05-02.06.07: 10th Special Vitreoretinal Symposium at Frankfurt - Marburg 2007
17-20.05.07: He attended the 7th Congress of the European Society of Retina Specialists "EURETINA" held in Monte Carlo, Monaco. Presented free paper on "Two step management of ocular trauma" during the free paper session Surgical Retina & Macular Surgery.
21-25.03.07: Attended the 5th International Symposium Vogt-Koyanagi-Harada Disease & Sympathetic Ophthalmia at Japan and gave lecture on:
Non-Surgical Management of Complications in VKH.
Vitreous Surgery in the Management of Sympathetic Ophthalmia.
Poster presentation on "Optical Cohorence Tomography in Macular Disorders".
10.06.2006: Dr. S. Natarajan was honored with the "Distinguished Service Award" bestowed by the Asia Pacific Academy of Ophthalmology (APAO) during the 21st APAO congress in Singapore June 10-15, 2006. In this congress he was also invited to speak on the following topics:
Role of PHP in ARMD.
Management of Submacular Hemorrhage associated with ARMD.
09.06.2006: Dr. S. Natarajan was invited by Novartis Ophthalmics for the Asia Pacific Medical Retina Advisory Board meeting in Singapore on June 9, 2006.
18-21.05.2006: Dr. S. Natarajan was invited for the EURETINA international congress held at Portugal.
07-11.05.2006: Dr. S. Natarajan was invited as a guest faculty for Eye Trendz - 2006, Sea Cruise, International Ophthalmic Conference. He covered on the following topics:
"Stem Cell treatment in ARMD" in Future Trends session.
"PDT" in Retina session.
18-25.02.2006: Dr. S. Natarajan attended World Ophthalmological Congress. During this conference he also gave a talk on various topics & was Chairman, Co-Chairman, Moderator & Convener for various sessions that includes the following:
HIV Retinopathy - New Development in Understanding and Treatment of HIV-Related Eye Disease.
POTPOURRI - AIOS - Taste From India.
20.01.2006: Dr. S. Natarajan represented All India Ophthalmologist Society at the Leader Ship Development (LDP) by American Academy of Ophthalmology between January 20-22, 2006.
19-20.11.05: Dr. S. Natarajan was invited for the first Indo Israel Ophthalmic Congress, Conceptualized by Prof. Blumenthal. He gave a talk on Surgery for Vein Occlusion in the Vitreo Retinal Surgery Update session for 10 minutes.
Dr. S. Natarajan Participated in the Annual Conference of the American Academy of Ophthalmology held at Chicago, Illinois. He gave a talk on "Endoscopy in Ophthalmology" & also spoke on "IC-Wide Angle Observation Sys" for 'Instruction Course' Session.
15-18.10.05: Scientific Committee of American Academy of Ophthalmology (AAO) and All India Ophthalmological Society (AIOS) chosen Dr. S. Natarajan, Chairman, Scientific Committee - AIOS to participate in the AAO's 2005-06 "Leadership Development Programme (LDP).
07-10.04.05: He attended the "Joint Meeting of the VIII International Congress of the Pan Arab African Council of Ophthalmology (PAACO) and the XII UAE International Ophthalmic Conference of the Emirates Medical Association" held in Dubai and his participation were as follows:
He was invited as one of the faculty for the Instruction Course - "Advanced Pars Plana Vitrectomy" and spoke on "Wide Angle Observation System for Vitreo Retinal Surgery".
He also gave a talk on "Endoscopic PEELS" during the session Vitreo Retinal Update - I.
31.03.05: He attended the "20th Asia Pacific Academy of Ophthalmology Congress" in Malaysia and his participation were as follows:
He conducted the Instruction Course - "How to do good vitrectomy? For beginners". During the same he spoke on "Visualization system: contact / noncontact, wide field, BIOM"; "Management of small pupil: pharmacological / iris hook"; "Need for training - fellowship & wetlab surgery"
He was invited to be one of the faculty for the APACRS Symposium and he spoke on "Vitreous Surgery for cataract surgery complications".
He was also invited to give a talk for Vitreo Retinal Symposium and he gave a talk on "Endoscopic PEELS".
24-26.09.04: He was invited to attend the "Visudyne National Advisory Board" in Dubai and presented the "PDT data in India".
12-16.09.04: He attended the 4th European Vitreoretinal Society Meeting- in Istanbul and performed Live Surgery on "25Guage in Proliferative Diabetic Retinopathy with Tractional Retinal Detachment". He spoke on "25Guage Vitrectomy - Our initial experience". Besides this, he presented poster titled - "Transceleral Diopexy peripheral retinal ablation" and also the video titled- "Vitrectomy with intravitreal steroid".
16-20.08.04: His contributions for the 22nd Annual Meeting of American Society of Retina Specialists which was held in San Diego, California was as follows:
Video Session: i) Epeels. ii) Internal Resection of Choroidal Melanoma.
Poster Session: i) Use of New Curved vitreous instruments for vitreous base Surgery.
03-06.06.04: Dr. S. Natarajan attended the 7th Vitreoretinal Symposium held in Frankfurt, Germany. He was the invited Guest Faculty and spoke on "Endoscopic PEELS". He also participated as the Leadership (Teaching Faculty) during the session "European Vitreo Retinal Training School" focusing on "Hands on machines", Pre-op eyes and training in a simulator.
01.06.04: He spoke on "Endoscopy" during the Bombay Ophthalmologist's Association (BOA)- Singapore National Eye Centre (SNEC) Academic Meet in Singapore.
16-30.05.04: He visited Doheny Eye Institute in Los Angeles, California to learn new developments in Ophthalmology in "Artificial Retina", "Retina Vein Cannulation" and "Clinical and Experimental Ophthalmology". He also gave a lecture in "Retina Detachment" which was well received by all the attendees. He learned to operate animals for implanting retinal chip under the guidance of Dr. Mark Humayun & Dr. Eugene de Juan.
26.04.04: He visited the Artificial Retina Lab at Phillips University in Marburg to setup the same in Mumbai.
15.09.2003 : He was invited for the joint meeting of 3rd European Vitreo Retinal Society Meeting and 6th International Society of Ocular Trauma Meeting and gave a talk on 'Vitreo Retinal Surgery in Ocular Trauma'. He was also the Moderator for the Symposium: "MY EXPERIENCE" Large Cases Series.
12.09.2003 : He was invited as the Guest Speaker in a Minisymposium of 'New Developments in VR Surgery, Actual VR Problems & Ocular Trauma' organised by Comenius University School of Medicine which was held in Bratislava and spoke on "Surgical Innovations in VR Surgery".
29.06.2003 : He was invited as a Chief Speaker for PDT Seminar which was held at Dhaka. He spoke on 'Photodynamic for Subfoveal CNV for 1.1/2 hrs.'
12-14.06.2003 : Participated in the 6th Vitreo Retinal Symposium (6th VRS) held at Frankfurt- Germany. He was one of the chairpersons for the session 'Modern Vitreo Retinal Instruments'. He was invited as a Guest Faculty during the same session and gave a talk on 'Endoscopic PEELS' (Pigment Epithelial Endoscopic Laser Surgery)
20-23.10.2002: Participated in the 2002 Joint Meeting of American Academy of Ophthalmology held at Orlando. He spoke on "Controversies in Management of Retained Intraocular Foreign Bodies' during the instruction course entitled "Controversies in the Management of Open-globe Injuries".
10-12.8.01: Invited Guest Speaker at the NIDUS Programme on `Diabetes Update' organised by USV Limited at Bangkok. He spoke on "Retinopathy during the Session`The Theory and Practice of Insulins'.
3-7.06.01: Invited Guest Speaker at the XIII Congress of European Society of Ophthalmology held at Istanbul, Turkey.
10-14.03.2001: Invited guest Speaker at 18th Congress of the Asia-Pacific Academy of Ophthalmology held at Taipei, Taiwan. He made the following presentations:
Our Experience with Transpupillary Thermotherapy.
Our Experience with Photo Dynamic Therapy.
Vitrectomy in Posterior Uveitis.
He also participated in the Symposium titled "Current Concepts in the Diagnosis and Treatment of Ocular Infections". He spoke on "Vitreoretinal Surgery in Posterior Ocular Infection".
30.11-04.12.00: Invited guest speaker at the Singapore National Eye Centre 10th Anniversary International Ophthalmic congress held at Singapore. He made the following presentations:
He gave a guest lecture on "Transpupillary Thermo Therapy (TTT) in the Treatment of Subfoveal Occult Choroidal Neovascularistion".
He presented the following first PDT paper from India titled "Our Experience With Photo Dynamic Therapy (PDT) in Pigmented Eyes" during the Ciba Vision Breakfast Symposium on Visudyne in Photodynamic Therapy.
Dr. S. Natarajan was the only Indian faculty and panelist of the Vitrectomy Masterclass Open Session along with Dr. Ang Chong Lye, Dr. Doric Wong, Dr. Steve Charles and Dr. Susanne Binder.
14-16.09.00: Participated in the VIIth Ophthalmological Congress of SAARC Countries held at Colombo, Srilanka as Guest Speaker. He spoke on the following topics: 56. Macular Rotation Surgery.
Photo Dynamic Therapy (PDT) and Transpupillary Thermo Therapy (TTT) - Newer Modalities of Treatment for ARMD.
He also organised a Symposium on `Management of Ocular Trauma (System)' and spoke on "Post Segment Trauma".
6-9.07.00: Invited Guest Faculty at the 5th International Symposium on Ocular Trauma held at Montreal, Canada. He spoke on the following topics:
Traumatic Macular Hole during the session on "Posterior Segment Surgery".
Two step approach for Management of Ocular Trauma during the session "Posterior Segment Surgery".
21-23.06.00: Invited Guest Faculty at the VI International Ocular Inflammation Symposium held at Istanbul, Turkey. He spoke on the following topics:
Eales Disease - An Analysis.
Fluorescein Angiography of Posterior Uveitis.
1-2.10.99: He was Invited Guest Speaker at the Second Vitreo Retinal Symposium held at Marburg, Frankfurt. Gave guest lecture on:
"Management of Expulsive Haemorrhage" during the session "New Methods (Instrumentation)".
21-25.09.99: Invited Guest Faculty at the 17th Annual Meeting (ROMA '99) of American Vitreous Society.
12-13.03.99: Invited Guest speaker at the Advanced Vitreo Retinal Course held at Antwerp, Belgium. He spoke on:
"Vitreous Surgery for Cracker Injury"
28-30.11.98: Invited Guest Speaker at the 3rd SNEC International Meeting and 11th International Meeting on Cataract Implant, Microsurgery and Refractive Keratoplasty held at Singapore. He spoke on the following topics:
Vitreous Surgery in Cataract during the Alcon Breakfast Symposium.
Vitrectomy for Dropped Nucleus during the Symposium on Cataract & the Posterior Segment.
27-09-98: Invited Guest Speaker at the 5th Ophthalmological Congress of SAARC countries. He spoke on the following topics: 68. Legal Ethical Marketing, during the session "Community Ophthalmology".
Vitrectomy - Current Indications, Results and Care, during the session "Endophthalmitis".
17-23.09.98: Invited Guest Speaker at the 15th Annual Meeting of the Vitreous Society held at New Orleans, U.S.A. He presented his paper titled "Management of Subretinal Cysticercosis" and the following posters:
Use of Perfluoro Carbon Liquids in Retinal Detachment without Proliferative Vitreoretinopathy.
The Risk for postoperative Vitreous Haemorrhage.
Use of New Curved Vitreous Instruments for Vitreous based surgery.
21-26.06.98: Invited Guest Speaker at the XXVIII International Congress of Ophthalmology held at Amsterdam, The Netherlands. He made the following oral presentation:
Session: Vitreous Retina.
Unusual Intraocular Foreign Bodies.
Use of New Curved Vitreous Instruments for Vitreous base Surgery.
Session: Sports and Vision.
Posterior Segment Trauma - An Analysis.
17-18.04.98: Invited Guest Faculty at the International Conference on Retinal Microsurgery & Retinal Transplantation at Vienna, Austria. He spoke on:
28.02-02.03.98: Invited Guest Speaker at the Frankfurt Retina Meeting held at Frankfurt, Germany. He presented a video on "Management of Expulsive Haemorrhage".